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Finding the Fourth Proportional to 303,002.04, 418,157.10 and 168,867

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Solution

The fourth proportional to 303,002.04, 418,157.10 and 168,867 is: 233,044.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,002.04 : 418,157.10 = 168,867 : x
  2. Step 2: Convert to fraction form
    303,002.04/418,157.10 = 168,867/x
  3. Step 3: Cross multiply
    303,002.04x = 418,157.10 × 168,867
  4. Step 4: Simplify right side
    303,002.04x = 70,612,935,005.70
  5. Step 5: Solve for x
    x = 70,612,935,005.70/303,002.04
  6. Step 6: Final answer
    x = 233,044.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.